CHASKA, Minn.--(BUSINESS WIRE)--Oct. 20, 2005--Entegris, Inc. (Nasdaq:ENTG), the materials integrity management company, today announced that the company's management is scheduled to present at the following upcoming financial conferences:

• Deutsche Bank Global Semiconductor and Semi Capital Equipment Conference on November 4, 2005, at 11:30 AM (PT) in Las Vegas, Nevada.
  
  
• The AeA Classic Financial Conference on November 7 and 8, 2005, in San Diego, California.

For those who cannot attend, the presentations will be available via live webcast and archived for 30 days, accessible on the investor relations section of the Entegris website at www.entegris.com.

ABOUT ENTEGRIS

Entegris is the global leader in materials integrity management - purifying, protecting and transporting critical materials used in high technology products, processes and services. Entegris and Mykrolis completed their merger to create the new Entegris in August 2005. The merged company delivers technology, product and service solutions to the semiconductor and other high tech industries. Entegris is ISO 9001 certified and has manufacturing, customer service or research facilities in the United States, China, France, Germany, Japan, Malaysia, Singapore, South Korea and Taiwan. Additional information can be found at www.entegris.com.

CONTACT: Entegris, Inc., Chaska
Investor Relations:
Steve Cantor, 978-436-6750
irelations@entegris.com



SOURCE: Entegris, Inc.